Tales from the Cryptkeeper - Season 3 - Eps 3: Waste Not, Haunt Not
When brothers Richard and Stephen improperly dispose of the toxic waste from their failed Science Fair Project in a nearby bog, it comes back to haunt them in the form of a Bog Blob.
About Tales from the Cryptkeeper

Title: Tales from the Cryptkeeper
First Air Date: 1993-09-18
Last Air Date: 1999-12-02
Status: Ended
Rating: 7.8/10 (from 134 votes)
Language: EN
Seasons: 3
Total Episodes: 39
Network: ABC CBS
Genres: Animation, Comedy, Kids, Sci-Fi & Fantasy
Production Companies: Nelvana, Tales From The Crypt Holdings
Synopsis
Tales from the Cryptkeeper is an animated series aimed at children made by Nelvana Limited, PeaceArch Entertainment, kaBOOM! Entertainment and Warner Bros. Television Animation. It was shown on TVO and ABC, and is still shown near Halloween on Teletoon. It was based on the live-action television show, Tales from the Crypt, which aired concurrently on HBO. Being directed at children, Tales From the Cryptkeeper was significantly milder than the live-action HBO version.
Cast

John Kassir
Cryptkeeper (voice)